142 #define F1(x, y, z) (z ^ (x & (y ^ z)))  macro
143 #define F2(x, y, z) F1(z, x, y)
178 	MD5STEP(F1, a, b, c, d, in[ 0] + 0xd76aa478,  7);  in MD5Transform()
179 	MD5STEP(F1, d, a, b, c, in[ 1] + 0xe8c7b756, 12);  in MD5Transform()
180 	MD5STEP(F1, c, d, a, b, in[ 2] + 0x242070db, 17);  in MD5Transform()
181 	MD5STEP(F1, b, c, d, a, in[ 3] + 0xc1bdceee, 22);  in MD5Transform()
182 	MD5STEP(F1, a, b, c, d, in[ 4] + 0xf57c0faf,  7);  in MD5Transform()
183 	MD5STEP(F1, d, a, b, c, in[ 5] + 0x4787c62a, 12);  in MD5Transform()
184 	MD5STEP(F1, c, d, a, b, in[ 6] + 0xa8304613, 17);  in MD5Transform()
185 	MD5STEP(F1, b, c, d, a, in[ 7] + 0xfd469501, 22);  in MD5Transform()
186 	MD5STEP(F1, a, b, c, d, in[ 8] + 0x698098d8,  7);  in MD5Transform()
187 	MD5STEP(F1, d, a, b, c, in[ 9] + 0x8b44f7af, 12);  in MD5Transform()
188 	MD5STEP(F1, c, d, a, b, in[10] + 0xffff5bb1, 17);  in MD5Transform()
189 	MD5STEP(F1, b, c, d, a, in[11] + 0x895cd7be, 22);  in MD5Transform()
190 	MD5STEP(F1, a, b, c, d, in[12] + 0x6b901122,  7);  in MD5Transform()
191 	MD5STEP(F1, d, a, b, c, in[13] + 0xfd987193, 12);  in MD5Transform()
192 	MD5STEP(F1, c, d, a, b, in[14] + 0xa679438e, 17);  in MD5Transform()
193 	MD5STEP(F1, b, c, d, a, in[15] + 0x49b40821, 22);  in MD5Transform()